Commissioning and Maintenance
P12x/EN CM/A96
MiCOM P120/P121/P122/P123
Page 17/18
To reinstall the repaired or replacement relay follow the above instructions reverse, ensuring
that each terminal block is relocated in the correct position and case earth, communication
are replaced.
Once reinstallation is complete the relay should be recommissioned using the instruction in
sections 1 to 4 inclusive of this chapter.
5.3 Problem
solving
5.3.1
Password lost or not accepted
Problem:
Password lost or not accepted
Cause:
MiCOM P120, P121, P122
and
P123
relays are supplied with the password set to
AAAA.
This password can be changed by the user ( refer OP PARAMETERS menu).
Action:
There is an additional unique recovery password associated to the relay which can be
supplied by the factory or service agent, if given details of its serial number (under the upper
flap of the front panel). With this serial number, contact your AREVA T&D Automation
Business local dealer or AREVA T&D Automation After Sales Dept.
Summary of Contents for MiCom P120
Page 1: ...MiCOM P120 P121 P122 P123 Overcurrent Relays Version 11 Technical Guide P12X EN T A96...
Page 2: ......
Page 4: ...P12x EN T A96 Technical Guide Contents Page 2 2 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 13: ...Introduction P12x EN IT A96 MiCOM P120 P121 P122 P123 INTRODUCTION...
Page 14: ......
Page 16: ...P12x EN IT A96 Introduction Page 2 8 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 22: ...P12x EN IT A96 Introduction Page 8 8 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 24: ......
Page 35: ...User Guide P12x EN FT A96 MiCOM P120 P121 P122 P123 USER GUIDE...
Page 36: ......
Page 40: ...P12x EN FT A96 User Guide Page 4 72 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 108: ...P12x EN FT A96 User Guide Page 72 72 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 109: ...Menu Content Tables P12x EN HI A96 MiCOM P120 P121 P122 P123 MENU CONTENT TABLES...
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Page 112: ...P12x EN HI A96 Menu Content Tables Page 2 68 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 180: ......
Page 221: ...Application Guide P12x EN AP A96 MiCOM P120 P121 P122 P123 APPLICATION GUIDE...
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Page 226: ...P12x EN AP A96 Application Guide Page 4 80 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 302: ...P12x EN AP A96 Application Guide Page 80 80 MiCOM P120 P121 P122 P123 BLANK PAGE...
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Page 370: ...P12x EN CT A96 Communications COURIER DATABASE Page 2 248 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 514: ...P12x EN CT A96 Communications COURIER DATABASE Page 146 248 MiCOM P120 P121 P122 P123...
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Page 518: ...P12x EN CT A96 Communications IIEC 60870 5 103 Page 2 248 MiCOM P120 P121 P122 P123 BLANK PAGE...
Page 536: ...P12x EN CT A96 Communications IEC 60870 5 103 Page 20 248 MiCOM P120 P121 P122 P123...
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Page 540: ...P12x EN CT A96 Communications DNP 3 0 Database Page 2 248 MiCOM P120 P121 P122 P123 BLANK PAGE...
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Page 573: ...Connection Diagrams P12x EN CO A96 MiCOM P120 P121 P122 P123 CONNECTION DIAGRAMS...
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Page 582: ...P12x EN RS A96 Commissioning Test Record Sheets Page 2 60 MiCOM P120 P121 P122 P123 BLANK PAGE...
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